卡尔森的这种做法可能不算世界首创，但它也算是现在十分普遍的回馈客户忠诚计划的先驱。全世界的零售商们在近几年接受了这种自暴自弃的做法。

This may not be the first example of its type, but Carlson was a pioneer of the now ubiquitous loyalty reward schemes that retailers across the world have embraced with such abandon in recent years.

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在纠纷中，首创城市彻底终止了该计划，导致1999年至2005年间，波士顿的谋杀率急剧上升。

Amid the squabbling, the programme imploded in the city that had invented it. Boston's murder rate subsequently climbed between 1999 and 2005.

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